The cost per linear foot to install an interior French drain ranges from $40 to $100, depending on the degree of accessibility and difficulty. Additional basement waterproofing costs $2,300 to $7,575.

— Interior French drains: $40-$100 per linear foot — Curtain drains: $10-$25 per linear foot — Trench drains: $10-$35 per linear foot [READ: The Best Free Interior Design Apps.] ...

But installing an interior French drain probably isn’t all you will need to do. Anderson said fixing a damp crawl space is often a four-step process, with adding the drain system being the first ...

Here’s how to install a french drain. Get expert advice on improvements to your home, including design tips, how much you'd expect to pay for a pro and what to ask when hiring experts.

Cost for an interior drain system starts at. $6,000. To obtain an interior drain system like this, the cost starts at $6,000, said Mark McAlpin, owner of ACM Basement Waterproofing in Islip.

A French drain involves a trench dug on a slope that holds a corrugated, perforated pipe covered with fabric to prevent silt and roots from clogging the pipe. The pipe and trench are then covered ...

A French drain really works much like a stream does—water finds its way into it, collects, and then moves quickly where there is least resistance. How to make a French Drain.

French drains were a trending gardening topic last year and they'e still incredibly popular. They solve a host of common lawn drainage problems, all while hiding in plain sight under your lawn.However ...

French drains for clay, dry well for sand. The two systems vary by soil type, too. If you have clay soil, as is often found in the Midwest, a French drain is the best option.

The filter fabric is intended to make sure that, over time, very small particulate we call “fines” in the soils do not get into the drain where they might settle and eventually plug up the system.